CN104679237A - Electromagnetic induction-based holographic interaction set and method and interactive pen - Google Patents
Electromagnetic induction-based holographic interaction set and method and interactive pen Download PDFInfo
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- CN104679237A CN104679237A CN201410835902.7A CN201410835902A CN104679237A CN 104679237 A CN104679237 A CN 104679237A CN 201410835902 A CN201410835902 A CN 201410835902A CN 104679237 A CN104679237 A CN 104679237A
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Abstract
The invention discloses an electromagnetic induction-based holographic interaction set and method and an interactive pen. The set comprises an interactive area, a display module, a sensing module and a control module; the interactive area is used for distributing a magnetic field; the display module is used for projecting a holographic three-dimensional image to the interactive area; the sensing module is used for generating different sensing signals at different positions of the interactive area and sending them out when moving in the magnetic field; the control module is connected with the display module and is used for receiving the sensing signals and judging the spatial position of the sensing module in the interactive area according to the sensing signals so as to correspondingly control the holographic image projected by the display module to the interactive area. The electromagnetic induction-based holographic interaction set and method has the advantage that the holographic image in the interactive area can be operated by controlling the position of the sensing module, thus allowing holographic interaction.
Description
Technical field
The present invention relates to display field, particularly relate to a kind of holographic interactive device based on electromagnetic induction, method and induction pen.
Background technology
Rapidly, how to control gradually to become to display frame intelligently and weigh the whether intelligent standard of a kind of display device, the control mode generally controlled display frame comprises button, touch, sound etc. in display technique development of today.
Such as, in existing touch-screen, no matter be capacitive touch screen or resistive touch screen, all can at liquid crystal display (liquid crystal display, LCD) increase a slice touch-control glass or film again before panel, thus can increase thickness and the weight of display screen.Meanwhile, when consumer touches display screen to control electronic installation by finger, easily cause rocking of device itself, and between display screen and consumer, have certain distance and angle.In addition, to point, touching control is directly carried out to display screen, easily cause fingerprint residues in the problem of display screen.Further, larger restriction is subject to by the degree of enriching of content in the plane interactive interface of touch operation, by on mobile cursor to certain button and the mode stayed for some time carry out confirmation select, this operation can only carry out a kind of operation confirming or enter, alternately rich is restricted, in addition user's sensation is natural not, experiences contained during interactive operation.
Holography (Holography) display technique of present appearance, holography can be understood as 3-D display object and picture, namely shows the image of whole pictures at a whole visual angle of object.Hologram image technology comprises and utilizes special technological means record and the image reproducing whole pictures at a whole visual angle of object, thus human eye is produced feel the same visual effect completely with actual environment.If utilize traditional touch technology, perfect man-machine interaction can not be realized.
Summary of the invention
The technical matters that the present invention mainly solves is to provide a kind of holographic interactive device based on electromagnetic induction, method and induction pen, can be operated by the hologram image of position to interaction area controlling induction module, realizes holographic mutual.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of holographic interactive device based on electromagnetic induction, holographic interactive device comprises interaction area, display module, induction module and control module; Interaction area distributed magnetic field; Display module is used for holographic three-D image to be projected to interaction area; When induction module is used for moving in magnetic field, produces different induced signals at the diverse location of interaction area and send; Control module connects display module, for receiving induced signal and judging the locus of induction module in interaction area according to induced signal, correspondingly to control the hologram image that display module projects interaction area.
Wherein, induction module comprises conductor, electric current takes into account signal sending end; Conductor forms closed-loop path, produces induction current during for moving in magnetic field; Galvanometer, is connected in closed-loop path, for measuring the induction current that closed-loop path produces; Signal sending end is used for the electric current of the closed-loop path of amperometric measurement to send with the form of induced signal; According to induced signal, control module judges that induction module is at the locus of interaction area, speed and movement locus, and correspondingly control the holographic three-D image that display module is projected to interaction area.
Wherein, time moving in closed-loop path in interaction area, cutting magnetic induction line produces induction current.
Wherein, the intensity in the magnetic field of the diverse location distribution of interaction area is different.
Wherein, induction module comprises multiple sub-induction module, and every sub-induction module includes conductor, electric current takes into account signal sending end; Multiple sub-induction modules are arranged at the different parts of human body respectively, produce multiple different induced signal for the diverse location in interaction area and send; Control module for receiving multiple different induced signal, and judges the locus of different parts in interaction area of human body according to multiple different induced signal, correspondingly controls the holographic three-D image that display module projects interaction area.
Wherein, multiple sub-induction region is arranged at multiple finger and the palm of human body respectively.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of holographic exchange method based on electromagnetic induction, method comprises: induction module produces different induced signals in different interaction area, and is sent by induced signal; Control module receives induced signal and judges the position of induction module in interaction area according to induced signal; Control module controls display module display holography image according to locus.
Wherein, induction module produces different induced signals in different interaction area, and before induced signal is sent step, also comprises: the motion cutting magnetic induction line in magnetic field of the closed-loop path in induction module produces induction current; Wherein, in magnetic field, the magnetic field intensity of diverse location is different; Induction current is sent with the form of induced signal.
Wherein, method also comprises: multiple induction module produces different induced signals in different interaction area, and is sent by multiple induced signal; Control module receives multiple induced signal and judges the position of multiple induction module in interaction area according to multiple induced signal; Control module controls display module display holography image according to locus.
For solving the problems of the technologies described above, another technical solution used in the present invention is: provide a kind of induction pen, and induction pen comprises conductor, electric current takes into account signal sending end; Conductor forms closed-loop path, produces induction current during for moving in magnetic field; Galvanometer, is connected in closed-loop path, for measuring the induction current that closed-loop path produces; The induction current that signal sending end is used for the closed-loop path of amperometric measurement to produce sends with the form of induced signal.
The invention has the beneficial effects as follows: the situation being different from prior art, the present invention passes through in interaction area distributed magnetic field, and produce different magnetic induction signals by the diverse location of induction installation in interaction area, control device obtains the accurate location of induction installation by this induced signal and by the match information of the signal that prestores and position, and control display module display 3-D view, user can be made to carry out real-time, interactive to 3-D view aloft, without the need to contacting display screen, the experience of adding users.
Accompanying drawing explanation
Fig. 1 is the structural representation of holographic interactive device first embodiment that the present invention is based on electromagnetic induction;
Fig. 2 be in holographic interactive device first embodiment that the present invention is based on electromagnetic induction induction module as the schematic diagram of wearable device;
Fig. 3 is the structural representation of holographic interactive device second embodiment that the present invention is based on electromagnetic induction;
Fig. 4 be in holographic interactive device the 3rd embodiment that the present invention is based on electromagnetic induction multiple induction module as the schematic diagram of wearable device;
Fig. 5 is the process flow diagram of holographic exchange method first embodiment that the present invention is based on electromagnetic induction;
Fig. 6 is the process flow diagram of holographic exchange method second embodiment that the present invention is based on electromagnetic induction;
Fig. 7 is the structural representation of induction pen first embodiment of the present invention.
Embodiment
Consult Fig. 1, the present invention is based on the structural representation of holographic interactive device first embodiment of electromagnetic induction, this device comprises interaction area 101, display module 102, induction module 103 and control module 104;
Interaction area 101 distributed magnetic field (not shown); Display module 102 is for being projected to interaction area 101 by holographic three-D image; When induction module 103 for moving in magnetic field, producing different induced signals at the diverse location of interaction area 101 and sending; Control module 104 connects display module 102, for receive induced signal and according to induced signal judge induction module 103 in interaction area 101 locus, correspondingly to control the hologram image that display module 102 projects interaction area.
Wherein, in interaction area 101, the magnetic field of distribution can be the magnetic field of being launched by built-in magnetic field emitting devices of display module 102 itself, also can be the magnetic field of being launched by the magnetic field emitting devices of other outsides; If the magnetic field that the magnetic field emitting devices of other outsides is launched, magnitude of field intensity everywhere in interaction area 101 must be recorded in advance, to calculate and to obtain the position of induction module 103.
Stereo display technique is divided into two kinds: a kind of is utilize the parallax characteristic of human eye to produce stereoscopic sensation; Another kind is then show real 3D stereopsis in space, based on the three-dimensional imaging of hologram technology.If display module 102 is the stereo display based on the former, then stereo-picture is not projected to interaction area 101, but due to the parallax of human eye, sensation image in this interaction area 101, then can be that position that image projection to human eye is felt by display module 102.
As shown in Figure 2, induction module 103 can be designed as the form of induction pen, by the mobile display controlling hologram image in interactive space of the hand-held induction pen of user, also can be designed to the form of similar finger ring, or be close to the film of finger tip or nail so that user realizes by the mode of similar touch-control aerial mutual.
Control module 104 is connected with display module 102, for receiving induced signal that induction module 103 sends and according to the display of actuated signal control display module 102, wherein, control module 104 and display module 102 can be one, namely control module 104 is installed in display module 102, outer setting one signal receiving device; Here induction module 103 sends to the signal of control module 104 can be the signals such as bluetooth, infrared, radio frequency.
Be different from prior art, present embodiment is passed through in interaction area distributed magnetic field, and produce different magnetic induction signals by the diverse location of induction installation in interaction area, control device obtains the accurate location of induction installation by this induced signal and by the match information of the signal that prestores and position, and control display module display 3-D view, user can be made to carry out real-time, interactive to 3-D view aloft, without the need to contacting display screen, the experience of adding users.
Consult Fig. 3, the present invention is based on the structural representation of holographic interactive device second embodiment of electromagnetic induction, this device comprises interaction area 301, display module 302, induction module 303 and control module 304;
Wherein, induction module 303 comprises conductor 3031, galvanometer 3032 and signal sending end 3033; Conductor 3031 forms closed-loop path, produces induction current during for moving in magnetic field; Galvanometer 3032, is connected in closed-loop path, for measuring the induction current that closed-loop path produces; Signal sending end 3033 connects galvanometer 3032, and the electric current for the closed-loop path measured by galvanometer 3032 sends with the form of induced signal; According to induced signal, control module 304 judges that induction module is at the locus of interaction area, speed and movement locus, and correspondingly control the holographic three-D image that display module 302 is projected to interaction area 301.
When conductor 3031 moves in magnetic field, conductor 3031 cutting magnetic induction line produces induction current, wherein in interaction area 301, the magnitude of field intensity of the areal distribution of diverse location is different, the induced signal produced by diverse location is different, coupling presetting database, can obtain the exact position of induction module 303.
Consult Fig. 4, to the present invention is based in holographic interactive device the 3rd embodiment of electromagnetic induction multiple induction module as the schematic diagram of wearable device;
This holographic interactive device comprises interaction area, display module, induction module and control module, and wherein, induction module comprises multiple sub-induction module, and every sub-induction module includes conductor, electric current takes into account signal sending end; Multiple sub-induction modules are arranged at the different parts of human body respectively, produce multiple different induced signal for the diverse location in interaction area and send; Control module for receiving multiple different induced signal, and judges the locus of different parts in interaction area of human body according to multiple different induced signal, correspondingly controls the holographic three-D image that display module projects interaction area.
As Fig. 4, induction module comprises the first sub-induction module 401 and the second sub-induction module 402, all comprise as the structure in above-mentioned induction module in every sub-induction module, first sub-induction module 401 and the second sub-induction module 402 launch induced signal with difference mark to distinguish different sub-induction modules after producing induction current, and control module judges each the position of sub-induction module in interaction area according to the size of different induced signal.
After multiple finger wears sub-induction module, the effect of multi-point touch in similar touch screen can be completed, such as, first sub-induction module 401 and the second sub-induction module 402 close, then control reducing of 3-D view, first sub-induction module 401 and the second sub-induction module 402 away from, then control the amplification of 3-D view.
In addition, except finger, sub-induction module can also be installed on other each positions of human body, to realize the tracking to each position of human body, judges user view by the action of human body, to control the display of 3-D view.
Consult Fig. 5, the present invention is based on the process flow diagram of holographic exchange method first embodiment of electromagnetic induction, the method comprises:
Step 501: induction module produces different induced signals in different positions, and is sent by induced signal;
Step 502: control module receives induced signal and judges the locus of induction module according to induced signal;
Step 503: control module controls display module display holography image according to locus.
In other embodiments, the method also comprises:
Step 601: multiple induction module produces different induced signals in different interaction area, and multiple induced signal is sent;
Step 602: control module receives multiple induced signal and judges the position of multiple induction module in interaction area according to multiple induced signal;
Step 603: control module controls display module display holography image according to locus.
Present embodiment is the method based on the holographic interactive device based on electromagnetic induction described above, and its embodiment is similar, repeats no more here.
Consult Fig. 7, the structural representation of the first embodiment of induction pen of the present invention, this induction pen 700 comprises the induction module 701 in aforementioned embodiments;
This induction module 701 comprises: conductor 7011, galvanometer 7012 and signal sending end 7013; Conductor 7011 forms closed-loop path, produces induction current during for moving in magnetic field; Galvanometer 7012, is connected in closed-loop path, for measuring the induction current that closed-loop path produces; Signal sending end 7013 sends with the form of induced signal for the induction current produced the closed-loop path of amperometric measurement.
The foregoing is only embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. based on a holographic interactive device for electromagnetic induction, it is characterized in that, described holographic interactive device comprises interaction area, display module, induction module and control module;
Described interaction area distributed magnetic field;
Described display module is used for holographic three-D image to be projected to described interaction area;
When described induction module is used for moving in described magnetic field, produces different induced signals at the diverse location of described interaction area and send;
Described control module connects described display module, for receiving described induced signal and judging the locus of described induction module in described interaction area according to described induced signal, correspondingly to control the described hologram image that described display module projects described interaction area.
2. holographic interactive device according to claim 1, is characterized in that, described induction module comprises conductor, electric current takes into account signal sending end;
Described conductor forms closed-loop path, produces induction current during for moving in described magnetic field;
Described galvanometer, is connected in described closed-loop path, for measuring the induction current that described closed-loop path produces;
Described signal sending end is used for the electric current of the described closed-loop path of described amperometric measurement to send with the form of described induced signal;
According to described induced signal, described control module judges that described induction module is at the locus of described interaction area, speed and movement locus, and correspondingly control the described holographic three-D image that described display module is projected to described interaction area.
3. holographic interactive device according to claim 2, is characterized in that, time moving in described closed-loop path in described interaction area, cutting magnetic induction line produces described induction current.
4. holographic interactive device according to claim 3, is characterized in that, the intensity in the magnetic field of the diverse location distribution of described interaction area is different.
5. holographic interactive device according to claim 1, is characterized in that, described induction module comprises multiple sub-induction module, and each described sub-induction module includes conductor, electric current takes into account signal sending end;
Described multiple sub-induction module is arranged at the different parts of human body respectively, produces multiple different induced signal for the diverse location in described interaction area and sends;
Described control module is for receiving described multiple different induced signal, and judge the locus of the different parts of described human body in described interaction area according to described multiple different induced signal, correspondingly control the described holographic three-D image that described display module projects described interaction area.
6. holographic interactive device according to claim 5, is characterized in that, described multiple sub-induction region is arranged at multiple finger and the palm of human body respectively.
7. based on a holographic exchange method for electromagnetic induction, it is characterized in that, described method comprises:
Induction module produces different induced signals in different interaction area, and is sent by described induced signal;
Control module receives described induced signal and judges the position of described induction module in described interaction area according to described induced signal;
Described control module controls display module display holography image according to locus.
8. holographic exchange method according to claim 7, is characterized in that, described induction module produces different induced signals in different interaction area, and before described induced signal is sent step, also comprises:
Closed-loop path in described induction module motion cutting magnetic induction line in magnetic field produces induction current; Wherein, in described magnetic field, the magnetic field intensity of diverse location is different;
Described induction current is sent with the form of induced signal.
9. holographic exchange method according to claim 7, is characterized in that, described method also comprises:
Multiple induction module produces different induced signals in different interaction area, and is sent by multiple described induced signal;
Control module receives described multiple induced signal and judges that described multiple induction module is in the position of described interaction area according to described multiple induced signal;
Described control module controls display module display holography image according to locus.
10. an induction pen, is characterized in that, described induction pen comprises conductor, electric current takes into account signal sending end;
Described conductor forms closed-loop path, produces induction current during for moving in magnetic field;
Described galvanometer, is connected in described closed-loop path, for measuring the induction current that described closed-loop path produces;
The induction current that described signal sending end is used for the described closed-loop path of described amperometric measurement produces sends with the form of induced signal.
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| CN1825258A (en) * | 2005-02-25 | 2006-08-30 | 普罗米斯技术集团有限公司 | Pointer for interactive display system |
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| US20130106723A1 (en) * | 2011-10-28 | 2013-05-02 | Atmel Corporation | Inductive Charging for Active Stylus |
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